Major U.S. stock indices closed up Thursday after positive earnings reports from Salesforce and Best Buy and gains in energy shares offset economic reports that showed purchases of previously-owned homes declined in April and contract closings fell 3.3 percent, according to Bloomberg.
The Dow Jones Industrial Average recorded a 0.34-point gain to 18, 285.74, the S&P 500 composite index climbed 4.97 points to 2, 130.82 and the NASDAQ composite index rose 19.05 points to 5, 090.79.
Top Percentage Gainers
 Company |  Stock Price |  $ Change |  % Change |
  Serco Inc. |   2.07 |   0.03 |   1.47% |
  BAE Systems Inc. |   32.145 |   0.395 |   1.244% |
  Northrop Grumman |   161.40 |   1.78 |   1.12% |
  Raytheon |   107.52 |   0.97 |   0.91% |
  Cubic Corp. |   47.83 |   0.39 |   0.82% |
Market Summary
 Advancing Issues |   15 (50.00%) |
 Declining Issues |   15 (50.00%) |
 Unchanged Issues |   0 |
Executive Mosaic‘s GovCon Index is a composite index that tracks 30 of the largest publicly-traded Government Contracting (GovCon) firms.